12603364657340 has 24 divisors (see below), whose sum is σ = 26467141554000. Its totient is φ = 5041331429888.

The previous prime is 12603364657333. The next prime is 12603364657357. The reversal of 12603364657340 is 4375646330621.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8807411 + ... + 10137909.

It is an arithmetic number, because the mean of its divisors is an integer number (1102797564750).

Almost surely, 2^{12603364657340} is an apocalyptic number.

12603364657340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12603364657340 is an abundant number, since it is smaller than the sum of its proper divisors (13863776896660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12603364657340 is a wasteful number, since it uses less digits than its factorization.

12603364657340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804141 (or 1804139 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 50.

The spelling of 12603364657340 in words is "twelve trillion, six hundred three billion, three hundred sixty-four million, six hundred fifty-seven thousand, three hundred forty".